MarsSeed [1] filed a deletion request for ffmpeg-svt-vp9-git [2]: Unmaintained VCS package since 2021. Broken, but not needed. The svt-vp9 codec is supported by these builds: https://aur.archlinux.org/packages/ffmpeg-amd-full https://aur.archlinux.org/packages/ffmpeg-amd-full-git https://aur.archlinux.org/packages/ffmpeg-full https://aur.archlinux.org/packages/ffmpeg-full-git https://aur.archlinux.org/packages/ffmpeg-intel-full-git https://aur.archlinux.org/packages/ffmpeg-nonvidia [1] https://aur.archlinux.org/account/MarsSeed/ [2] https://aur.archlinux.org/pkgbase/ffmpeg-svt-vp9-git/